145442413424125 has 8 divisors (see below), whose sum is σ = 181512131953464. Its totient is φ = 116353930739200.

The previous prime is 145442413424117. The next prime is 145442413424149. The reversal of 145442413424125 is 521424314244541.

It can be written as a sum of positive squares in 4 ways, for example, as 44200863547129 + 101241549876996 = 6648373^2 + 10061886^2 .

It is not a de Polignac number, because 145442413424125 - 2³ = 145442413424117 is a prime.

It is a super-4 number, since 4×145442413424125⁴ (a number of 58 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 581769653572 + ... + 581769653821.

It is an arithmetic number, because the mean of its divisors is an integer number (22689016494183).

Almost surely, 2^{145442413424125} is an apocalyptic number.

It is an amenable number.

145442413424125 is a deficient number, since it is larger than the sum of its proper divisors (36069718529339).

145442413424125 is an equidigital number, since it uses as much as digits as its factorization.

145442413424125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1163539307408 (or 1163539307398 counting only the distinct ones).

The product of its digits is 2457600, while the sum is 46.

Adding to 145442413424125 its reverse (521424314244541), we get a palindrome (666866727668666).

The spelling of 145442413424125 in words is "one hundred forty-five trillion, four hundred forty-two billion, four hundred thirteen million, four hundred twenty-four thousand, one hundred twenty-five".